Calls from public phones cost hk1 .
使用公共电话收费为1元。
When was the first HK1 coin issued ?
首批1元硬币在哪一年发行？
HK1 . LIB , In HK1 . LIB , We add certain base plotting function , which is enable to make plotting in FORTRAN language program .
同时，在库中加入图形函数，使得能够使用FOR-TRAN语言编制绘图软件。
hk1